GKTECH S/R CHASSIS OEM REAR KNUCKLE SPHERICAL BUSHES 30.5mm OD (PAIR) (Order in)NOTE: This item is specially ordered from GKTECH Australia and usually takes around 3 4 weeks to arrive. Listing is for: 1x Pair of knuckle bushes Want to reduce bush deflection and change out your tired OEM rear knuckle bushes? We have the solution. We have made replacements, however, they are a spherical bushing rather then a polyurethane or rubber bushing to significanty reduce bush deflection and ensure a much smoother operation throughout the